Good Riddles

 
What am I? (medium)

By Tlad

Question: I can be seen and heard miles away, only show my position for a couple of seconds, but if touched it can kill you instantly.

Venom (medium)

Question: A man obtains a vial of the deadliest venom on earth. A single drop could kill a fully-grown man within seconds. He drinks the entire vial and after a minute, he is not harmed. How did he do it?

Question: I am flat, I am sharp; but I cannot hurt you. What am I?

Old Memories (medium)

Question: I may have come in last but I'm still on top. What game are we playing?

Home (medium)

Question: A man leaves his home, takes 3 lefts gets to home, but there is 2 men with black masks on them, who are these 2 men?